AS199927 ITB-Kwadraat BV 🇳🇱 NL
Announcing 9 prefixes, seen at the RIS collectors.
IPv4 prefixes
3
3,072 (12 × /24)
IPv6 prefixes
6
20 × /32
Upstreams
1
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
0
transit customers observed
Customer cone
0
ASes reachable through it
Registry and operator data
- AS number
- AS199927
- Name
- ITB-Kwadraat BV
- Organisation
- ITB2
- Country
- 🇳🇱 NL
- RIR
- RIPENCC
- Allocated
- 2013-12-05
- Scope
- Not Disclosed
- Peering policy
- Open
- Website
- https://itb-kwadraat.nl
- PeeringDB
- net/32290
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announced prefixes
9 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 45.11.12.0/22 v4 | RPKI valid | 43 | 3772149685397005524199927 | 2026-09-18 |
| 185.42.56.0/22 v4 | RPKI valid | 43 | 3772149685397005524199927 | 2026-09-18 |
| 185.251.236.0/22 v4 | RPKI valid | 43 | 3772149685397005524199927 | 2026-09-18 |
| 2a04:8e40::/29 v6 | RPKI valid | 35 | 3772149685397005524199927 | 2026-09-18 |
| 2a0c:1ec0::/29 v6 | RPKI valid | 35 | 3772149685397005524199927 | 2026-09-18 |
| 2a0c:1ec0::/32 v6 | RPKI valid | 35 | 3772149685397005524199927 | 2026-09-18 |
| 2a0c:1ec1::/32 v6 | RPKI valid | 35 | 3772149685397005524199927 | 2026-09-18 |
| 2a0c:1ec2::/32 v6 | RPKI valid | 35 | 3772149685397005524199927 | 2026-09-18 |
| 2a0c:1ec3::/32 v6 | RPKI valid | 35 | 3772149685397005524199927 | 2026-09-18 |